"After 18 months of debate between some airline officials and the Federal Aviation Administration, the agency intends to impose tougher crew-rest requirements and other safety measures on flights operated by AMR Corp.'s American Airlines and Continental Airlines Inc. between the U.S. and India."
The new rules mandate that pilots on routes longer than 16 hours get at least 40 to 48 hours of rest after arriving.
http://online.wsj.com/article/SB122671908811230673.html?mod=googlenews_wsj

